: Reputable tech forums or official Haier service portals are the safest places to look for model-specific firmware packages.
: Do not turn off the TV until the update reaches 100%. The TV will usually restart automatically once finished. Alternative: Checking for Official Online Updates Download Haier E40K5000TFN Firmware Iran part2 rar
: Place the extracted firmware file directly onto the root directory of the USB drive (not inside any folders). Initiate the Update : Power off the TV and unplug it from the wall. Insert the USB drive into the TV's USB port. Press and hold the Power button on the TV (not the remote). While holding the button, plug the TV back in. : Reputable tech forums or official Haier service
Once you have the extracted file, you can manually update your TV using a USB flash drive. Alternative: Checking for Official Online Updates : Place